Install Attic Insulation Shield - Heatilator Constitution C40-C Installation Manual

F. Install Attic Insulation Shield
WARNING! Risk of Fire!
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try and roll it up to aid in wrapping it around the chimney.
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until you have an overlap and the three holes on each
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• Insert three screws into the matching holes to form a
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maintain chimney air space.
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• Metal is preferred, although any material stiff enough to
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spilling into the cavity and accommodate the amount of
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• Check instructions and local codes for further details.
Double-check the Chimney Assembly
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aware of the height and unsupported chimney length
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ly, they will not disengage when tested.
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30 Heatilator • C40-C Constitution Installation Manual • 4186-901 • Rev H • 03/23
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Pre-bend the tabs to
rest against pipe to
prevent insulation
from falling in.
Figure 6.7 Prepare Attic Insulation Shield
2 in. (51 mm)
air space
5 Tabs bent
Insulation
10-1/2 in.
(267 mm)
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2 in. (51 mm)
air space
5 Tabs bent
Insulation
10-1/2 in.
(267 mm)
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Insert three
screws
(5)Tabs bent
in 90°
Tabs bent in to
rest against pipe
Pipe
Attic Insulation Shield
14-1/2 in. (368 mm)
diameter
in 90°
Ceiling Firestop
Pipe
Insulation
Seal with tape
Tabs bent in to
rest against pipe
Pipe
Attic Insulation Shield
14-1/2 in. (368 mm)
diameter
in 90°
Insulation
Ceiling Firestop
Pipe
Seal with tape